Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	C4orf21
Human P-Site:	S908
P-Site Sequence:	PLQSVQFSSSGSKEE
UniProt:	Q86YA3
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C4orf21	Q86YA3	S908	PLQSVQFSSSGSKEE	100 / 9 AA	119
Phosphosite 1:	MAP3K13	O43283	S121	EDIKIQFSRSGSGSG	75 / 8 AA	108
Phosphosite 2:	PAM (ADM)	P19021	S660	NSRIVQFSPSGKFIT	85 / 7 AA	108
Phosphosite 3:	VDAC-2	P45880	S53	SCSGVEFSTSGSSNT	75 / 8 AA	32
Phosphosite 4:	C4orf21	Q86YA3	S910	QSVQFSSSGSKEETA	100 / 7 AA	119
Phosphosite 5:	SSPO	A2VEC9	S2157	SSFSLQFSSNGLHWH	75 / 8 AA	548
Phosphosite 6:	ZNF639	Q9UID6	S299	EQCDVQFSSSSELYL	100 / 6 AA	56
Phosphosite 7:	VDAC-3	Q9Y277	S42	SCSGVEFSTSGHAYT	71 / 7 AA	31
Phosphosite 8:	SPATA7	Q9P0W8	S570	PSQSVQFSSVKGDNN	100 / 6 AA	68
Phosphosite 9:	ZNF639	Q9UID6	S300	QCDVQFSSSSELYLH	100 / 6 AA	56
Phosphosite 10:	PLEKHH3	Q7Z736	S133	RDSLDQFSSSGKGAR	100 / 6 AA	85
Phosphosite 11:	FN1	P02751	T279	RHTSVQTTSSGSGPF	77 / 9 AA	263
Phosphosite 12:	PLEKHH3	Q7Z736	S135	SLDQFSSSGKGARRL	100 / 6 AA	85
Phosphosite 13:	SLU7	O95391	S98	KQKQFSSSGEWYKRG	100 / 6 AA	68
Phosphosite 14:	dematin	Q08495	S307	RLQSTEFSPSGSETG	66 / 9 AA	46
Phosphosite 15:	PLEKHH3	Q7Z736	S134	DSLDQFSSSGKGARR	100 / 6 AA	85
Phosphosite 16:	SLU7	O95391	S96	PEKQKQFSSSGEWYK	100 / 6 AA	68
Phosphosite 17:	PALB2	Q86YC2	S779	DTKQFDSSGSPAKPH	85 / 7 AA	131
Phosphosite 18:	PALB2	Q86YC2	S778	SDTKQFDSSGSPAKP	85 / 7 AA	131
Phosphosite 19:	ADAMTS4	O75173	S544	GGGVQFSSRDCTRPV	62 / 8 AA	90
Phosphosite 20:	Rad17	O75943	S343	AINSLQFSSSKGENN	85 / 7 AA	76